Timepiece dial, method of manufacturing a timepiece dial, and a timepiece
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United States of America Patent
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Apr 23, 2013
Grant Date -
Feb 23, 2012
app pub date -
Aug 12, 2011
filing date -
Aug 19, 2010
priority date (Note) -
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Abstract
A timepiece dial has excellent transparency to electromagnetic waves (radio and light), and an excellent appearance, a timepiece dial manufacturing method enables manufacturing the timepiece dial, and a timepiece has the timepiece dial. The timepiece dial 1 has a substrate 2 that is electromagnetically transparent, and a dispersion film 3 containing a dispersion of metal powder 31 with an average particle diameter of 5 μm≦20 μm and an average particle thickness of 30 nm≦50 nm. The average thickness of the dispersion film 3 is 0.5 μm≦3.0 μm. The metal powder 31 is disposed with a specific gap therebetween in the through-thickness direction of the dispersion film 3.
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